Answer: In some casesExplanation: It very much is safe. There are also much better ways, such as water brooms. Water brooms are great for tennis court cleaning and rinsing as well as cleaning any other flat surface. The benefits of using a water broom is they are quicker, require less labor, less fuel, and less water consumption--all of which means greater savings in time, stress, and money.

Answer: In some casesExplanation: Depending on the surface type some tennis courts are safe to pressure wash. When in doubt stick with a contractor that can provide soft washing services as some court surfaces can have their top coat removed by using pressure.

Answer: Yes, alwaysExplanation: With any concrete, before you attempt to pressure wash make sure to inspect for cracked or damage areas so that further damage will not occur. It is also a good practice to take pictures of any damaged areas before the service is conducted and make sure the property owner is aware of the issues prior to the clean.